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Answer fast please By checking time records, a plumber finds that worker A can do a certain job in 12 hours. Worker B can do the same job in 9 hours. How many hours would the jo…

Answer fast please By checking time records, a plumber finds that worker A can do a certain job in 12 hours. Worker B can do the same job in 9 hours. How many hours would the jo…
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Answer fast please

By checking time records, a plumber finds that worker A can do a certain job in 12 hours. Worker B can do the same job in 9 hours. How many hours would the job take if the two plumbers worked together?

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User Adam Hoffman
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2 Answers

4 votes

answer

same i believe four

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User Meto
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8.4k points
3 votes

Answer:

i believe 3

Explanation:

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User SamT
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8.0k points
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